{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["cell line", "RNA", "DNA", "protein", "cell type"], "input": "These results indicate that LTB4 may regulate the production of different cytokines by modulating the yield and/or the function of transcription factors such as AP-1 -binding proto-oncogene products ."}
{"cell line": [], "RNA": [], "DNA": [], "protein": ["cytokines", "transcription factors", "AP-1", "proto-oncogene products"], "cell type": []}